Allocate an explicit stdin in async_wrapper (#53410)

* add changelog fragment

* Add stdin async test

* Allocate an explicit stdin in async_wrapper. Fixes #50758

changelogs/fragments/async-wrapper-stdin.yaml

@@ -0,0 +1,2 @@
+bugfixes:
+- async_wrapper - Allocate an explicit stdin (https://github.com/ansible/ansible/issues/50758)

lib/ansible/modules/utilities/logic/async_wrapper.py

@@ -148,7 +148,8 @@ def _run_module(wrapped_cmd, jid, job_path):
         interpreter = _get_interpreter(cmd[0])
         if interpreter:
             cmd = interpreter + cmd
-        script = subprocess.Popen(cmd, shell=False, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        script = subprocess.Popen(cmd, shell=False, stdin=subprocess.PIPE, stdout=subprocess.PIPE,
+                                  stderr=subprocess.PIPE)
 
         (outdata, stderr) = script.communicate()
         if PY3:

test/integration/targets/async/tasks/main.yml

@@ -280,3 +280,9 @@
     file:
       path: '{{ custom_async_tmp }}'
       state: absent
+
+- name: Test that async has stdin
+  command: >
+    {{ ansible_python_interpreter|default('/usr/bin/python') }} -c 'import os; os.fdopen(os.dup(0), "r")'
+  async: 1
+  poll: 1